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Jenn-Air Oven / Range Error Codes

Jenn-Air Oven / Range Error Code F9

If your Jenn-Air oven or range displays the F9 error code, it signifies a specific problem related to the door lock safety circuit on the power relay board. This issue is critical for the safe operation of the appliance and requires attention for proper resolution.

Error Description:

The F9 error code is a safety feature triggered by the oven’s diagnostic system. It indicates a malfunction in the door lock safety circuit, which is an integral part of the power relay board. The safety circuit is designed to ensure that the oven door is securely locked during high-temperature cooking processes, preventing any mishaps or accidents.


When the F9 error code appears, it means that the safety circuit has detected an anomaly, potentially jeopardizing the secure locking mechanism of the oven door. This is a crucial safety feature to prevent accidents and injuries, especially during high-temperature cooking cycles.

Recommended Action:

To address the F9 error code, the recommended course of action is to replace the power relay board. The power relay board is a component responsible for managing various functions, including the door lock safety circuit. A malfunction in this board can compromise the overall safety and performance of the oven.

Replacing the Power Relay Board:

  1. Safety First: Before attempting any repairs, ensure the oven is disconnected from the power source to guarantee your safety.
  2. Professional Assistance: Given the complexity of replacing the power relay board, it is advisable to seek professional assistance. Certified technicians have the expertise to safely and effectively replace the faulty board, ensuring the proper functioning of the safety circuit.
  3. Quality Replacement Parts: When replacing the power relay board, opt for high-quality, compatible replacement parts to ensure the longevity and reliability of the repair.

In conclusion, the F9 error code on your Jenn-Air oven or range is a clear indication of a safety-related issue with the door lock circuit on the power relay board. Swift and appropriate action, including the replacement of the power relay board, is essential to restore the appliance’s safe and efficient operation. If in doubt, consulting with a qualified technician is always a prudent choice for a precise and secure resolution.

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